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Title:
Micromanipulating devices
United States Patent 2800055
Inventors:
Rowland, May Kenneth
Application Number:
US42223354A
Publication Date:
07/23/1957
Filing Date:
04/09/1954
Assignee:
Nat, Res Dev
Primary Class:
Other Classes:
33/23.1, 74/471R, 74/471XY, 359/896
International Classes:
B25J7/00
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